Installation Instructions

Powercableextension
Theproductissuppliedwithapowercable,which
canbeextendedifrequired.
•Thepowercableforeachunitinyoursystem
shouldberunasaseparate,singlelengthof
2-wirecablefromtheunittothevessel'sbatteryor
distributionpanel.
•Raymarinerecommendsaminimumwiregauge
of18AWG(0.82mm
2
)foranylengthofcable
extension.
•Foralllengthsofextensiontothepowercable,
ensurethereisacontinuousminimumvoltage
attheproduct’spowerconnectorof10.8Vwitha
fullyatbatteryat11V.
Important:Beawarethatsomeproductsin
yoursystem(suchassonarmodules)cancreate
voltagepeaksatcertaintimes,whichmayimpact
thevoltageavailabletootherproductsduringthe
peaks.
Grounding—Dedicateddrainwire
Thepowercablesuppliedwiththisproductincludes
adedicatedshield(drain)wireforconnectiontoa
vessel'sRFgroundpoint.
ItisimportantthataneffectiveRFgroundis
connectedtothesystem.Asinglegroundpoint
shouldbeusedforallequipment.Theunitcanbe
groundedbyconnectingtheshield(drain)wireof
thepowercabletothevessel'sRFgroundpoint.
OnvesselswithoutanRFgroundsystemtheshield
(drain)wireshouldbeconnecteddirectlytothe
negativebatteryterminal.
Thedcpowersystemshouldbeeither:
•Negativegrounded,withthenegativebattery
terminalconnectedtothevessel'sground.
•Floating,withneitherbatteryterminalconnected
tothevessel'sground
Warning:Productgrounding
Beforeapplyingpowertothisproduct,
ensureithasbeencorrectlygrounded,in
accordancewiththeinstructionsprovided.
Warning:Positivegroundsystems
Donotconnectthisunittoasystemwhich
haspositivegrounding.
4.5SeaTalk
ng®
connections
TheMFDcanconnecttoaSeaTalk
ng®
backbone.
SeaTalk
ng®
canbeusedtocommunicatewith:
•SeaTalk
ng®
instruments
•SeaTalkSeaTalk
ng®
autopilots
•SeaTalkequipmentviatheoptionalSeaTalkto
SeaTalk
ng®
converter
•NMEA2000equipmentviaoptionalDeviceNet
adaptorcables
TypicalSeaTalk
ng®
system
00
D12176-5
12 V / 24 V dc
1
2
6
9
10
8
7
3
4
5
1.SeaTalk
ng®
instrument
2.SeaTalk
ng®
pilotcontrolhead
3.iTC-5converter
4.Windtransducer
5.MFD
6.Powersupply
7.SeaTalk
ng®
autopilot
8.iTC-5converter
9.Depthtransducer
10.Speedtransducer
FordetailsofSeaT alk
ng
cablingpleasereferto
Chapter10Sparesandaccessories.
SeaTalk
ng
powerrequirements
TheSeaTalk
ng
busrequiresa12Vpowersupply.
Powermaybeprovidedfrom:
•Raymarineequipmentwitharegulated12Vpower
supply(forexample,aSmartPilotSPXcourse
computer);or:
38eSSeriesinstallationinstructions